package exception;

public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了");
        //try语句块用来括上可能出现异常的代码片段
        try {
            //String line = null;
            String line = "";
            System.out.println(line.length());
            System.out.println(line.charAt(0));
        } catch (NullPointerException | StringIndexOutOfBoundsException e) {
            System.out.println("出现了下标越界或空指针的统一解决办法！");
        }
//        }catch(NullPointerException e){
//            System.out.println("出现了空指针并且解决了");
//        }catch (StringIndexOutOfBoundsException e){
//            System.out.println("出现了字符串下标越界并解决了");
//        }


        System.out.println("程序结束了");
    }
}
